Curated OER
An Introductions to Congruent Polygons
Learners differentiate between similar and congruent polygons. In this geometry lesson, students define the theorems and reasons for polygons similarity and congruence. They are given pictures and patterns to differentiate and identify.
Curated OER
Leveled Problem Solving Similar and Congruent Polygons
In this similar and congruent polygons activity, students learn to solve problems using similar and congruent polygons. Students solve six problems.
Beacon Learning Center
Beacon Learning Center: Carol's Congruent Concentration
Students explore congruent figures and play a concentration matching game in this interactive web lesson.
McGraw Hill
Mc Graw Hill: Glencoe: Self Check Quizzes: Congruent and Similar Figures
Use Glencoe's randomly generated self-checking quiz to test your knowledge of congruent and similar figures. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
University of Texas at Austin
Mathematics Teks Toolkit: Oh No! My Ominoes!
Explore pentominoes by determining congruent and non-congruent shapes.
Beacon Learning Center
Beacon Learning Center: Congruent or Not?
Students explore congruent polygons in this interactive web lesson.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Congruent Polygons
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of congruent polygons.
CK-12 Foundation
Ck 12: Geometry: Corresponding Parts of Congruent Figures
[Free Registration/Login may be required to access all resource tools.] In this lesson, students identify corresponding parts of congruent figures. They examine guided notes, review guided practice, watch instructional videos, and...
CK-12 Foundation
Ck 12: Geometry: Congruent Figures
[Free Registration/Login may be required to access all resource tools.] In this tutorial, students recognize congruence and find unknown measures of angles. They can examine guided notes, review guided practice, watch instructional...
ClassFlow
Class Flow: Shapes Congruent
[Free Registration/Login Required] In this lesson students, will develop an understanding of geometric concepts and use them to identify, measure and compare a variety of two-dimensional and 3-dimensional shapes using models, pictures,...
Illustrative Mathematics
Illustrative Mathematics: G Co, G Srt Congruence of Parallelograms
In this task, a student has learned the SSS and SAS congruence tests for triangles and wonders if these tests might work for parallelograms. Aligns with G-CO.C.11 and G-SRT.B.5
Illustrative Mathematics
Illustrative Mathematics: G Co Is This a Parallelogram?
In the pictured quadrilateral, opposite sides are congruent and students must explain whether this makes it a parallelogram. Aligns with G-CO.C.11.
Illustrative Mathematics
Illustrative Mathematics: 8.g Congruent Rectangles
Eighth graders are shown two rectangles with the same side lengths and are asked to answer questions about congruence and transformations. Aligns with 8.G.A.2.
Illustrative Mathematics
Illustrative Mathematics: 8.g Partitioning a Hexagon
In this task, 8th graders are asked to partition a regular hexagon into congruent shapes and explain how they know they are congruent. Aligns with 8.G.A.
Math Open Reference
Math Open Reference: Congruence
A complete reference guide to congruence including congruent triangles and polygons. It provides definitions, animation, and interactive activities that enhance further explanation.
Math Open Reference
Math Open Reference: Congruent Polygons
Learn about congruent polygons with this resource which offers detailed explanations, examples, and an interactive. Subjects covered include how to test for congruence. Links to related topics.
Math Open Reference
Math Open Reference: Congruent
Learn about congruent with this handy reference guide. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.
Other
Think Fun: Puzzle Playground: The Five Congruent Polygons
Try to solve the puzzle by dissecting the original puzzle into five congruent pieces. Activity can be downloaded in PDF format.